Chemistry

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21 February, 05:19

Hydroxyapatite, Ca 10 (PO 4) 6 (OH) 2, has a solubility constant of Ksp = 2.34 * 10 - 59, and dissociates according to Ca 10 (PO 4) 6 (OH) 2 (s) - ⇀ ↽ - 10 Ca 2 + (aq) + 6 PO 3 - 4 (aq) + 2 OH - (aq) Solid hydroxyapatite is dissolved in water to form a saturated solution. What is the concentration of Ca 2 + in this solution if [ OH - ] is fixed at 1.80 * 10 - 6 M?

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